The following happens after I run
apt-get update
W: GPG error: http://ftp.us.debian.org squeeze Release: The following signatures were invalid: BADSIG AED4B06F473041FA Debian Archive Automatic Signing Key (6.0/squeeze) <ftpmaster@debian.org>
-----------------------------------------------
I run
apt-key list
-----------------
pub 1024D/F42584E6 2008-04-06 [expired: 2012-05-15]
uid Lenny Stable Release Key <debian-release@lists.debian.org>
pub 4096R/55BE302B 2009-01-27 [expires: 2012-12-31]
uid Debian Archive Automatic Signing Key (5.0/lenny) <ftpmaster@debian.org>
pub 2048R/6D849617 2009-01-24 [expires: 2013-01-23]
uid Debian-Volatile Archive Automatic Signing Key (5.0/lenny)
pub 4096R/B98321F9 2010-08-07 [expires: 2017-08-05]
uid Squeeze Stable Release Key <debian-release@lists.debian.org>
pub 4096R/473041FA 2010-08-27 [expires: 2018-03-05]
uid Debian Archive Automatic Signing Key (6.0/squeeze) <ftpmaster@debian.org>
pub 4096R/46925553 2012-04-27 [expires: 2020-04-25]
uid Debian Archive Automatic Signing Key (7.0/wheezy) <ftpmaster@debian.org>
pub 4096R/65FFB764 2012-05-08 [expires: 2019-05-07]
uid Wheezy Stable Release Key <debian-release@lists.debian.org>
pub 1024D/9887F95A 2008-10-28
uid Proxmox Release Key <proxmox-release@proxmox.com>
sub 2048g/A87A1B00 2008-10-28
------------------------
How can I fix the GPG error?
apt-get update
W: GPG error: http://ftp.us.debian.org squeeze Release: The following signatures were invalid: BADSIG AED4B06F473041FA Debian Archive Automatic Signing Key (6.0/squeeze) <ftpmaster@debian.org>
-----------------------------------------------
I run
apt-key list
-----------------
pub 1024D/F42584E6 2008-04-06 [expired: 2012-05-15]
uid Lenny Stable Release Key <debian-release@lists.debian.org>
pub 4096R/55BE302B 2009-01-27 [expires: 2012-12-31]
uid Debian Archive Automatic Signing Key (5.0/lenny) <ftpmaster@debian.org>
pub 2048R/6D849617 2009-01-24 [expires: 2013-01-23]
uid Debian-Volatile Archive Automatic Signing Key (5.0/lenny)
pub 4096R/B98321F9 2010-08-07 [expires: 2017-08-05]
uid Squeeze Stable Release Key <debian-release@lists.debian.org>
pub 4096R/473041FA 2010-08-27 [expires: 2018-03-05]
uid Debian Archive Automatic Signing Key (6.0/squeeze) <ftpmaster@debian.org>
pub 4096R/46925553 2012-04-27 [expires: 2020-04-25]
uid Debian Archive Automatic Signing Key (7.0/wheezy) <ftpmaster@debian.org>
pub 4096R/65FFB764 2012-05-08 [expires: 2019-05-07]
uid Wheezy Stable Release Key <debian-release@lists.debian.org>
pub 1024D/9887F95A 2008-10-28
uid Proxmox Release Key <proxmox-release@proxmox.com>
sub 2048g/A87A1B00 2008-10-28
------------------------
How can I fix the GPG error?